const books = [
  {
    id: 1,
    name: '《算法导论》',
    date: '2006-9',
    price: 85.00,
    count: 1
  },
  {
    id: 2,
    name: '《数据结构与算法分析》',
    date: '2010-5',
    price: 72.50,
    count: 1
  },
  {
    id: 3,
    name: '《编程珠玑》',
    date: '2008-3',
    price: 56.00,
    count: 1
  },
  {
    id: 4,
    name: '《算法设计与分析基础》',
    date: '2014-11',
    price: 93.80,
    count: 1
  }
]